internal override void UpdateAxisLabelText(Axis axis)
{
base.UpdateAxisLabelText(axis);
if (axis.IsTime() || axis.IsValue())
{
for (int i = 0; i < axis.context.labelObjectList.Count; i++)
{
var label = axis.context.labelObjectList[i];
if (label != null)
{
var pos = GetLabelPosition(0, i);
label.SetPosition(pos);
CheckValueLabelActive(component, i, label, pos);
}
}
}
}
/// <summary>
/// 获得一个类目数据在坐标系中代表的宽度
/// </summary>
/// <param name="coordinateWidth"></param>
/// <param name="dataZoom"></param>
/// <returns></returns>
public static float GetDataWidth(Axis axis, float coordinateWidth, int dataCount, DataZoom dataZoom)
{
if (dataCount < 1)
{
dataCount = 1;
}
if (axis.IsValue())
{
return(dataCount > 1 ? coordinateWidth / (dataCount - 1) : coordinateWidth);
}
var categoryCount = axis.GetDataCount(dataZoom);
int segment = (axis.boundaryGap ? categoryCount : categoryCount - 1);
segment = segment <= 0 ? dataCount : segment;
if (segment <= 0)
{
segment = 1;
}
return(coordinateWidth / segment);
}
/// <summary>
/// 获得分割段宽度
/// </summary>
/// <param name="coordinateWidth"></param>
/// <param name="dataZoom"></param>
/// <returns></returns>
public static float GetScaleWidth(Axis axis, float coordinateWidth, int index, DataZoom dataZoom = null)
{
if (index < 0)
{
return(0);
}
int num = GetScaleNumber(axis, coordinateWidth, dataZoom);
int splitNum = GetSplitNumber(axis, coordinateWidth, dataZoom);
if (num <= 0)
{
num = 1;
}
if (axis.IsTime() || axis.IsValue())
{
var value = axis.GetLabelValue(index);
var lastValue = axis.GetLabelValue(index - 1);
return(axis.context.minMaxRange == 0 ?
0 :
(float)(coordinateWidth * (value - lastValue) / axis.context.minMaxRange));
}
else
{
var data = axis.GetDataList(dataZoom);
if (axis.IsCategory() && data.Count > 0)
{
var count = axis.boundaryGap ? data.Count : data.Count - 1;
int tick = count / splitNum;
if (count <= 0)
{
return(0);
}
var each = coordinateWidth / count;
if (axis.insertDataToHead)
{
var max = axis.boundaryGap ? splitNum : splitNum - 1;
if (index == 1)
{
if (axis.axisTick.alignWithLabel)
{
return(each * tick);
}
else
{
return(coordinateWidth - each * tick * max);
}
}
else
{
if (count < splitNum)
{
return(each);
}
else
{
return(each * (count / splitNum));
}
}
}
else
{
var max = axis.boundaryGap ? num - 1 : num;
if (index >= max)
{
if (axis.axisTick.alignWithLabel)
{
return(each * tick);
}
else
{
return(coordinateWidth - each * tick * (index - 1));
}
}
else
{
if (count < splitNum)
{
return(each);
}
else
{
return(each * (count / splitNum));
}
}
}
}
else
{
if (splitNum <= 0)
{
return(0);
}
else
{
return(coordinateWidth / splitNum);
}
}
}
}
